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Finding the Fourth Proportional to 241,561.70, 362,233.20 and 91,752.20

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Solution

The fourth proportional to 241,561.70, 362,233.20 and 91,752.20 is: 137,586.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,561.70 : 362,233.20 = 91,752.20 : x
  2. Step 2: Convert to fraction form
    241,561.70/362,233.20 = 91,752.20/x
  3. Step 3: Cross multiply
    241,561.70x = 362,233.20 × 91,752.20
  4. Step 4: Simplify right side
    241,561.70x = 33,235,693,013.04
  5. Step 5: Solve for x
    x = 33,235,693,013.04/241,561.70
  6. Step 6: Final answer
    x = 137,586.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.